Connect up --disable-gl-multisampling to command buffer

gpu/demos/framework/window.cc

Index: gpu/demos/framework/window.cc
diff --git a/gpu/demos/framework/window.cc b/gpu/demos/framework/window.cc
index 825025eff76613b68cf8143a034732ddba6fd701..14401104d845a46976f734243b51f7fb03f95823 100644
--- a/gpu/demos/framework/window.cc
+++ b/gpu/demos/framework/window.cc
@@ -61,7 +61,9 @@ bool Window::CreateRenderContext(gfx::PluginWindowHandle hwnd) {
 
   GPUProcessor* gpu_processor(
       new GPUProcessor(command_buffer.get(), NULL));
-  if (!gpu_processor->Initialize(hwnd, gfx::Size(), NULL, std::vector<int32>(),
+  if (!gpu_processor->Initialize(hwnd, gfx::Size(),
+                                 gpu::gles2::DisallowedExtensions(),
+                                 NULL, std::vector<int32>(),
                                  NULL, 0)) {
     return false;
   }